C++ (Cpp) __getdents64 Examples

Example #1

File: dirent.cpp Project: 0xDEC0DE8/platform_bionic

static bool __fill_DIR(DIR* d) {
  int rc = TEMP_FAILURE_RETRY(__getdents64(d->fd_, d->buff_, sizeof(d->buff_)));
  if (rc <= 0) {
    return false;
  }
  d->available_bytes_ = rc;
  d->next_ = d->buff_;
  return true;
}

Example #2

File: readdir64_r.c Project: BackupTheBerlios/wl530g-svn

int readdir64_r(DIR *dir, struct dirent64 *entry, struct dirent64 **result)
{
	int ret;
	ssize_t bytes;
	struct dirent64 *de;

	if (!dir) {
	    __set_errno(EBADF);
	    return(EBADF);
	}
	de = NULL;

#ifdef __UCLIBC_HAS_THREADS__
	pthread_mutex_lock(&(dir->dd_lock));
#endif

	do {
	    if (dir->dd_size <= dir->dd_nextloc) {
		/* read dir->dd_max bytes of directory entries. */
		bytes = __getdents64(dir->dd_fd, dir->dd_buf, dir->dd_max);
		if (bytes <= 0) {
		    *result = NULL;
		    ret = errno;
		    goto all_done;
		}
		dir->dd_size = bytes;
		dir->dd_nextloc = 0;
	    }

	    de = (struct dirent64 *) (((char *) dir->dd_buf) + dir->dd_nextloc);

	    /* Am I right? H.J. */
	    dir->dd_nextloc += de->d_reclen;

	    /* We have to save the next offset here. */
	    dir->dd_nextoff = de->d_off;
	    /* Skip deleted files.  */
	} while (de->d_ino == 0);

	if (de == NULL) {
	    *result = NULL;
	} else {
	    *result = memcpy (entry, de, de->d_reclen);
	}
	ret = 0;

all_done:

#ifdef __UCLIBC_HAS_THREADS__
	pthread_mutex_unlock(&(dir->dd_lock));
#endif
        return((de != NULL)? 0 : ret);
}

Example #3

File: readdir64.c Project: jameshilliard/WECB-BH-GPL

struct dirent64 *readdir64(DIR * dir)
{
	ssize_t bytes;
	struct dirent64 *de;

	if (!dir) {
		__set_errno(EBADF);
		return NULL;
	}

	__UCLIBC_MUTEX_LOCK(dir->dd_lock);

	do {
	    if (dir->dd_size <= dir->dd_nextloc) {
		/* read dir->dd_max bytes of directory entries. */
		bytes = __getdents64(dir->dd_fd, dir->dd_buf, dir->dd_max);
		if (bytes <= 0) {
		    de = NULL;
		    goto all_done;
		}
		dir->dd_size = bytes;
		dir->dd_nextloc = 0;
	    }

	    de = (struct dirent64 *) (((char *) dir->dd_buf) + dir->dd_nextloc);

	    /* Am I right? H.J. */
	    dir->dd_nextloc += de->d_reclen;

	    /* We have to save the next offset here. */
	    dir->dd_nextoff = de->d_off;

	    /* Skip deleted files.  */
	} while (de->d_ino == 0);

all_done:
	__UCLIBC_MUTEX_UNLOCK(dir->dd_lock);

	return de;
}

Example #4

File: ndk_cruft.cpp Project: 0xDEC0DE8/platform_bionic

int getdents(unsigned int fd, dirent* dirp, unsigned int count) {
  return __getdents64(fd, dirp, count);
}